Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's onset brings a negligible change in high-temperatures, falling from 81°F (27.2°C) in August to a still moderately hot 75.4°F (24.1°C). During September, the average low-temperature is a fresh 54.1°F (12.3°C).Humidity
In Crab Orchard, the average relative humidity in September is 79%.Rainfall
The month with the least rainfall is September, when the rain falls for 16.7 days and typically collects 1.89" (48mm) of precipitation.Snowfall
In Crab Orchard, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 25min.On the first day of September, sunrise is at 6:55 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:09 pm EDT.
Sunshine
In September, the average sunshine is 8.4h.UV index
The average daily maximum UV index in September in Crab Orchard is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Act with care - The need to guard against sun damage is communicated. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Crab Orchard in September?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Crab Orchard, WV
- Average high temperature in September: 75.4°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in September: 54.1°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in September
Crab Orchard, WV
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Crab Orchard, WV
- Average wind speed in September: 4.5mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Crab Orchard, WV
- Average humidity in September: 79%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (78%).
Average rainfall in September
Crab Orchard, WV
- Average rainfall in September: 1.89"
The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in September
Crab Orchard, WV
- Average rainfall days in September: 16.7 days
The month with the highest number of rainy days is May (22.3 days).
The month with the least rainy days is November (11.4 days).
Average snowfall in September
Crab Orchard, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.7").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Crab Orchard, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Crab Orchard, WV
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Crab Orchard, WV
- Average sunshine days in September: 10.5 days
The month with the most sunshine days is November (15.1 days).
The month with the least sunshine days is May (7 days).
Average UV index in September
Crab Orchard, WV
- Average UV index in September: 4
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Crab Orchard, WV
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Crab Orchard, WV
- Average visibility in September: 4mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February and September (4mi).
Crab Orchard, West Virginia, USA
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